The author's point is precisely that this sort of freedom is available to more than just a wealthy elite. After all, it's not the "rich and educated" living paycheque-to-paycheque and wasting away in dead-end jobs.
Absolutely disgusting. I'm happy this case is being treated seriously and that (as it appears) there's the hope of action being taken against these school administrators.
I've thought for years that parents place far too much trust in public-school staff.